CN215834361U - Hydraulic guide rail lifter for underground transformer - Google Patents
Hydraulic guide rail lifter for underground transformer Download PDFInfo
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- CN215834361U CN215834361U CN202122269363.3U CN202122269363U CN215834361U CN 215834361 U CN215834361 U CN 215834361U CN 202122269363 U CN202122269363 U CN 202122269363U CN 215834361 U CN215834361 U CN 215834361U
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- chain wheel
- lifting platform
- chain
- wheel device
- guide rail
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Abstract
The utility model discloses a hydraulic guide rail lifter for an underground transformer, which comprises a lifting frame, a chain wheel device guide rail, a lifting platform guide rail, a hydraulic pump, an oil pipe, a chain wheel device, a chain wheel supporting plate, a chain wheel device guide wheel, a lifting platform guide wheel, a chain connecting plate, a lifting platform, a chain and a transformer. The device can be operated when the buried transformer needs to be overhauled and replaced by the lifter, so that the problem that the buried transformer is inconvenient to overhaul and replace in a foundation pit due to space limitation of operation and maintenance personnel is solved.
Description
Technical Field
The utility model relates to the field of transformers, in particular to a lifting platform with a hydraulic guide rail for an underground transformer.
Background
The buried transformer has the advantages that the influence of noise on the daily life of nearby residents in the operation process of the transformer is avoided, and the buried transformer is installed underground without occupying urban residential roads and greening areas and influencing urban appearances and pedestrian safety. However, the transformer is sunk into the underground foundation pit for space limitation, so that operation and maintenance personnel can difficultly maintain and replace the transformer. Therefore, the hydraulic guide rail lifting platform structure is added on the basis of the original buried transformer, the transformer can be lifted to the ground to be operated through the lifting platform when the transformer needs to be overhauled and replaced, and the problem that operation and maintenance personnel overhaul and replace the transformer inconveniently in a foundation pit is solved.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide a lifting platform with hydraulic guide rails for an underground transformer, which construction effectively solves the problems mentioned in the background above.
In order to achieve the purpose, the utility model provides the following technical scheme:
the lifting platform comprises a lifting frame 1, a chain wheel device guide track 2, a lifting platform guide track 3, a hydraulic pump 4, an oil pipe 5, a hydraulic rod 6, a chain wheel device 7, a chain wheel supporting plate 8, a chain wheel 9, a chain wheel device guide wheel 10, a lifting platform guide wheel 11, a chain connecting plate 12, a lifting platform 13, a chain 14 and a transformer 15.
The periphery of the lifting frame 1 is formed by welding channel steel, the peripheral upright posts are respectively welded with a chain wheel device guide rail 2 and a lifting platform guide rail 3, and the chain wheel device guide rail 2 and the lifting platform guide rail 3 are both C-shaped bent steel structures;
the hydraulic pump 4 is fixed on a bottom channel steel of the lifting frame 1 through bolts;
two ends of the oil pipe 5 are respectively connected to the hydraulic pump 4 and the hydraulic rod 6, and the hydraulic pump 4 is started to increase or decrease the pressure of the hydraulic rod 6 to control the extension or the shortening of the hydraulic rod;
two ends of the hydraulic rod 6 are respectively fixed on a channel steel at the bottom of the lifting frame 1 and a square tube of the chain wheel device 7 through bolts and are used for controlling the chain wheel device 7 to move up and down;
the chain wheel device 7 is formed by welding a square tube and a steel plate, a chain wheel supporting plate 8 is welded above the square tube at the top of the chain wheel device 7 and used for mounting a chain wheel 9, and the chain wheel supporting plate 8 is of a steel plate structure and is provided with a connecting hole;
the chain wheel device guide wheels 10 are arranged on two sides of the chain wheel device 7 through bolts and can roll up and down in the chain wheel device guide track 2;
the lifting platform 13 is formed by welding a rectangular pipe and a pattern steel plate, the two sides of the lifting platform are provided with lifting platform guide wheels 11 through bolts, and chain connecting plates 12 are welded at the four corners of the lifting platform. The lifting platform guide wheel 11 can roll up and down in the lifting platform guide track 3, and the chain connecting plate 12 is of a steel plate structure and is provided with a connecting hole;
the chain 14 is meshed with the chain wheel 9, and two ends of the chain 14 are respectively connected to a chain connecting plate 12 on the lifting frame 1 and a chain connecting plate 12 on the lifting platform 13;
the transformer 15 is fixed to the lifting platform 13 by bolts.
The buried transformer A1 with the hydraulic guide rail lifting platform is fixed in the concrete foundation pit A3 through expansion bolts, the foundation pit cover plate A2 is fixed on the lifting platform 13 through bolts and covers the concrete foundation pit A3 to be flush with the ground, and at the moment, the transformer 15 is in a buried state. Start hydraulic pump 4 when fortune dimension personnel need change or overhaul transformer 15, hydraulic pump 4 pressurizes hydraulic stem 6 through oil pipe 5 and makes its extension, thereby hydraulic stem 6 extension promotes the rising of sprocket gear 7 and drives sprocket 9 and rotate and make and rotate on it with its meshed chain 14, the rising of final pulling elevating platform 13 makes it keep and ground parallel and level, make fortune dimension personnel can overhaul the operation subaerial, solved in the foundation ditch overhaul transformer 15 and changed inconvenient difficult problem. After the overhaul is finished, the hydraulic pump 4 is started, the hydraulic pump 4 gradually reduces the pressure of the hydraulic rod 6 through the oil pipe 5 to shorten the hydraulic rod 6, the hydraulic rod 6 shortens the descending of the pulling chain wheel device 7 to drive the chain wheel 9 to rotate so that the chain 14 meshed with the chain wheel rotates on the chain wheel, finally the descending of the pulling lifting platform 13 drives the foundation pit cover plate A2 fixed on the hydraulic rod to descend until the foundation pit cover plate A2 covers the concrete foundation pit A3 and is flush with the ground, and the transformer 15 is restored to the buried state.
Beneficial effects
1. Simple structure, easily preparation and installation, and not fragile, the practicality is strong, can promote on a large scale.
2. The problem of buried transformer with having solved to come, maintain the staff to overhaul the transformer and change inconvenient because of the foundation ditch space is limited is solved.
Drawings
FIG. 1 is a structural diagram of an underground transformer with a hydraulic guide rail lifting platform, wherein a is an axial view and b is a front view of the structure;
fig. 2 is an installation diagram of an underground transformer with a hydraulic guide rail lifting platform, wherein a is an underground state diagram of the underground transformer with the hydraulic guide rail lifting platform, and b is a state diagram of the underground transformer with the hydraulic guide rail lifting platform being lifted to the lifting platform and the ground;
in the figure, A1-an underground transformer, A2-a foundation pit cover plate, A3-a concrete foundation pit, 1-a lifting frame, 2-a chain wheel device guide rail, 3-a lifting platform guide rail, 4-a hydraulic pump, 5-an oil pipe, 6-a hydraulic rod, 7-a chain wheel device, 8-a chain wheel support plate, 9-a chain wheel, 10-a chain wheel device guide wheel, 11-a lifting platform guide wheel, 12-a chain connecting plate, 13-a lifting platform, 14-a chain and 15-a transformer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 2, in an embodiment of the present invention, a hydraulic rail lift for an underground transformer includes a lifting frame 1, a sprocket device guide rail 2, a lifting platform guide rail 3, a hydraulic pump 4, an oil pipe 5, a hydraulic rod 6, a sprocket device 7, a sprocket support plate 8, a sprocket 9, a sprocket device guide wheel 10, a lifting platform guide wheel 11, a chain connecting plate 12, a lifting platform 13, a chain 14, and a transformer 15, and an installation process is as follows:
the periphery of the lifting frame 1 is formed by welding channel steel, the peripheral upright posts are respectively welded with a chain wheel device guide rail 2 and a lifting platform guide rail 3, and the chain wheel device guide rail 2 and the lifting platform guide rail 3 are both C-shaped bent steel structures; the hydraulic pump 4 is fixed at the bottom of the lifting frame 1 through bolts; two ends of the oil pipe 5 are respectively connected to the hydraulic pump 4 and the hydraulic rod 6, and the extension or the shortening of the hydraulic rod 6 is controlled by starting the hydraulic pump 4 to increase or decrease the pressure of the hydraulic rod; two ends of the hydraulic rod 6 are respectively fixed on a channel steel at the bottom of the lifting frame 1 and a square tube of the chain wheel device 7 through bolts and are used for controlling the chain wheel device 7 to move up and down; the chain wheel device 7 is formed by welding a square tube and a steel plate, a chain wheel supporting plate 8 is welded above the square tube at the top of the chain wheel device 7 and used for mounting a chain wheel 9, and the chain wheel supporting plate 8 is of a steel plate structure and is provided with a connecting hole; the chain wheel device guide wheels 10 are arranged on two sides of the chain wheel device 7 through bolts and can roll up and down in the chain wheel device guide track 2; the lifting platform 13 is formed by welding a rectangular pipe and a steel plate, the two sides of the lifting platform are provided with lifting platform guide wheels 11 through bolts, and chain connecting plates 12 are welded at the four corners of the lifting platform. The lifting platform guide wheel 11 can roll up and down in the lifting platform guide track 3, and the chain connecting plate 12 is of a steel plate structure and is provided with a connecting hole; the chain 14 is meshed with the chain wheel 9, and two ends of the chain are respectively connected to a chain connecting plate 12 on the lifting frame 1 and a chain connecting plate 12 on the lifting platform 13; the transformer 15 is bolted to the lifting platform 13.
The buried transformer A1 with the hydraulic guide rail lifting platform is fixed in the concrete foundation pit A3 through expansion bolts, the foundation pit cover plate A2 is fixed on the lifting platform 13 through bolts and covers the concrete foundation pit A3 to be flush with the ground, and at the moment, the transformer 15 is in a buried state. Start hydraulic pump 4 when fortune dimension personnel need overhaul or change transformer 15, hydraulic pump 4 pressurizes hydraulic stem 6 through oil pipe 5 and makes its extension, thereby hydraulic stem 6 extension promotes the rising of sprocket gear 7 and drives sprocket 9 and rotate and make and rotate on it with its meshed chain 14, and the rising of final pulling elevating platform 13 makes it keep and ground parallel and level, makes fortune dimension personnel can operate subaerial, has solved and has overhauld and change inconvenient difficult problem to transformer 15 in the foundation ditch. After the overhaul is finished, the hydraulic pump 4 is started, the hydraulic pump 4 gradually reduces the pressure of the hydraulic rod 6 through the oil pipe 5 to enable the hydraulic rod to be shortened, the hydraulic rod 6 is shortened to pull the chain wheel device 7 to descend so as to drive the chain wheel 9 to rotate so as to enable the chain 14 meshed with the chain wheel to rotate on the chain wheel, finally, the lifting platform 13 is pulled to descend so as to drive the foundation pit cover plate A2 fixed on the lifting platform to descend until the foundation pit cover plate A2 covers the concrete foundation pit A3 and is flush with the ground, and the transformer 15 is restored to the buried state.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. A hydraulic guide rail lifter for an underground transformer comprises a lifting frame (1) formed by welding channel steel on the periphery, a lifting platform (13) and a transformer (15), and is characterized by further comprising a chain wheel device guide rail (2), a lifting platform guide rail (3), a hydraulic pump (4), an oil pipe (5), a hydraulic rod (6), a chain wheel device (7), a chain wheel support plate (8), a chain wheel (9), a chain wheel device guide wheel (10), a lifting platform guide wheel (11), a chain connecting plate (12) and a chain (14);
the peripheral upright posts of the lifting frame (1) are respectively welded with a chain wheel device guide rail (2) and a lifting platform guide rail (3);
the hydraulic pump (4) is fixed on a channel steel at the bottom of the lifting frame (1) through bolts;
the two ends of the oil pipe (5) are respectively connected to the hydraulic pump (4) and the hydraulic rod (6), and the hydraulic pump (4) is started to increase or decrease the pressure of the hydraulic rod (6) so as to control the extension or the shortening of the hydraulic rod;
two ends of the hydraulic rod (6) are respectively fixed on a bottom channel steel of the lifting frame (1) and a square tube of the chain wheel device (7) through bolts and are used for controlling the chain wheel device (7) to move up and down;
the chain wheel supporting plate (8) is welded above a square tube at the top of the chain wheel device (7) and used for mounting a chain wheel (9), and the chain wheel supporting plate (8) is of a steel plate structure and is provided with a connecting hole;
the chain wheel device guide wheels (10) are arranged on two sides of the chain wheel device (7) through bolts and roll up and down in the chain wheel device guide track (2);
the lifting platform (13) is formed by welding a rectangular pipe and a patterned steel plate, lifting platform guide wheels (11) are arranged on two sides of the lifting platform through bolts, chain connecting plates (12) are welded at four corners of the lifting platform guide wheels (11), the lifting platform guide wheels (11) roll up and down in a lifting platform guide track (3), and the chain connecting plates (12) are of steel plate structures and are provided with connecting holes;
the chain (14) is meshed with the chain wheel (9), and two ends of the chain (14) are respectively connected to a chain connecting plate (12) on the lifting frame (1) and a chain connecting plate (12) on the lifting platform (13);
the transformer (15) is fixed on the lifting platform (13) through bolts.
2. The elevator according to claim 1, characterized in that the sprocket assembly guide track (2) and the lifting platform guide track (3) are of C-bent steel construction;
3. the elevator as claimed in claim 1, characterized in that said sprocket assembly (7) is made by welding square tubes and steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122269363.3U CN215834361U (en) | 2021-09-17 | 2021-09-17 | Hydraulic guide rail lifter for underground transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122269363.3U CN215834361U (en) | 2021-09-17 | 2021-09-17 | Hydraulic guide rail lifter for underground transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215834361U true CN215834361U (en) | 2022-02-15 |
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ID=80200549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122269363.3U Active CN215834361U (en) | 2021-09-17 | 2021-09-17 | Hydraulic guide rail lifter for underground transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215834361U (en) |
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2021
- 2021-09-17 CN CN202122269363.3U patent/CN215834361U/en active Active
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